(√a+√b) (√a-√b ) is
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Step-by-step explanation:
your amswer is underroot A²+ urb²
Answered by
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Step-by-step explanation:
a-b
(x+y)(x-y)=x^2-y^2
(√a+√b)(√a-√b)=(√a)²- (√b)²
a-b
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